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Seoul to Osaka in March 2027 GMP, ICN → ITM, KIX, UKB

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Itami Airport (ITM), Kansai International Airport (KIX), Kobe Airport (UKB)

For departures in March 2027, the cheapest return found recently is $173 with Peach, 15 Mar 2027 – 25 Mar 2027, found 22 hours ago. The cheapest one-way found recently is $63 with Peach, 3 Mar 2027, found yesterday.

Return

In March 2027, the cheapest return fare on each of 8 departure dates is usually $178 to $287. Across all 67 departure dates we hold on this route, it is usually $189 to $272. Of the 7 months with enough return fares to compare, March 2027 is usually the cheapest.

Cheapest return found recently

$173

15 Mar 2027 – 25 Mar 2027 · Peach

Gimpo International Airport (GMP) → Kansai International Airport (KIX)

out nonstop, back nonstop

found 22 hours ago

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Cheapest we hold, of any age

$170

7 Mar 2027 – 10 Mar 2027 · Peach

Incheon International Airport (ICN) → Kansai International Airport (KIX)

out nonstop, back nonstop

found 4 days ago

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The cheapest dates in March 2027

DatesFromAirlineStopsFound
7 Mar 2027 – 10 Mar 2027$170Peachout nonstop, back nonstopfound 4 days agoSee prices for these dates
15 Mar 2027 – 25 Mar 2027$173Peachout nonstop, back nonstopfound 22 hours agoSee prices for these dates
19 Mar 2027 – 26 Mar 2027$179T'way Airout nonstop, back nonstopfound 4 days agoSee prices for these dates
18 Mar 2027 – 24 Mar 2027$186Peachout nonstop, back nonstopfound yesterdaySee prices for these dates
26 Mar 2027 – 1 Apr 2027$220T'way Airout nonstop, back nonstopfound 4 days agoSee prices for these dates

Every date we hold

8 departure dates

7 Mar 2027 – 10 Mar 2027: $170, found 4 days ago15 Mar 2027 – 25 Mar 2027: $173, found 22 hours ago18 Mar 2027 – 24 Mar 2027: $186, found yesterday19 Mar 2027 – 26 Mar 2027: $179, found 4 days ago22 Mar 2027 – 3 Apr 2027: $315, found 2 days ago25 Mar 2027 – 31 Mar 2027: $299, found 4 days ago26 Mar 2027 – 1 Apr 2027: $220, found 4 days ago27 Mar 2027 – 3 Apr 2027: $283, found 2 days agoMar
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
7 Mar 2027 – 10 Mar 2027$170PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
15 Mar 2027 – 25 Mar 2027$173PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 22 hours agoSee prices for these dates
18 Mar 2027 – 24 Mar 2027$186PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
19 Mar 2027 – 26 Mar 2027$179T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
22 Mar 2027 – 3 Apr 2027$315Jin AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
25 Mar 2027 – 31 Mar 2027$299PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
26 Mar 2027 – 1 Apr 2027$220T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
27 Mar 2027 – 3 Apr 2027$283PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $120.

October 2026From $1886 departure dates21 Oct – 25 Oct · found 4 days agoSee prices for these dates
November 2026From $16719 departure dates24 Nov – 25 Nov · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $120Cheapest seen18 departure dates7 Dec – 10 Dec · found 14 hours agoSee prices for these datesEvery date in December 2026
January 2027From $1755 departure dates28 Jan 2027 – 1 Feb 2027 · found 5 days agoSee prices for these datesEvery date in January 2027
February 2027From $2633 departure dates17 Feb 2027 – 20 Feb 2027 · found 2 days agoSee prices for these dates
March 2027From $1708 departure dates7 Mar 2027 – 10 Mar 2027 · found 4 days agoSee prices for these dates
April 2027From $3631 departure date6 Apr 2027 – 17 Apr 2027 · found 6 days agoSee prices for these dates
May 2027From $3084 departure dates23 May 2027 – 31 May 2027 · found 4 days agoSee prices for these dates
June 2027From $2701 departure date23 Jun 2027 – 30 Jun 2027 · found yesterdaySee prices for these dates
July 2027From $3491 departure date1 Jul 2027 – 4 Jul 2027 · found 6 days agoSee prices for these dates
September 2027From $4971 departure date15 Sept 2027 – 17 Sept 2027 · found 3 days agoSee prices for these dates

One-way

In March 2027, the cheapest one-way fare on each of 15 departure dates is usually $63 to $86. Across all 69 departure dates we hold on this route, it is usually $73 to $105. Of the 8 months with enough one-way fares to compare, 1 is usually cheaper than March 2027.

Cheapest one-way found recently

$63

3 Mar 2027 · Peach

Incheon International Airport (ICN) → Kansai International Airport (KIX)

nonstop

found yesterday

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Cheapest we hold, of any age

$55

8 Mar 2027 · T'way Air

Incheon International Airport (ICN) → Kansai International Airport (KIX)

nonstop

found 4 days ago

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The cheapest dates in March 2027

DatesFromAirlineStopsFound
8 Mar 2027$55T'way Airnonstopfound 4 days agoOpen this trip
19 Mar 2027$56T'way Airnonstopfound 4 days agoOpen this trip
9 Mar 2027$61Peachnonstopfound 6 days agoOpen this trip
26 Mar 2027$62T'way Airnonstopfound 4 days agoOpen this trip
3 Mar 2027$63Peachnonstopfound yesterdayOpen this trip

Every date we hold

15 departure dates

1 Mar 2027: $73, found 5 days ago2 Mar 2027: $73, found 6 days ago3 Mar 2027: $63, found yesterday5 Mar 2027: $92, found 5 days ago6 Mar 2027: $80, found 5 days ago8 Mar 2027: $55, found 4 days ago9 Mar 2027: $61, found 6 days ago13 Mar 2027: $102, found 3 days ago14 Mar 2027: $73, found 3 days ago15 Mar 2027: $73, found 3 days ago16 Mar 2027: $75, found 6 days ago19 Mar 2027: $56, found 4 days ago23 Mar 2027: $97, found yesterday26 Mar 2027: $62, found 4 days ago27 Mar 2027: $106, found 6 days agoMar
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Mar 2027$73PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
2 Mar 2027$73PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
3 Mar 2027$63PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
5 Mar 2027$92PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
6 Mar 2027$80PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
8 Mar 2027$55T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
9 Mar 2027$61PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
13 Mar 2027$102PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
14 Mar 2027$73PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
15 Mar 2027$73PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
16 Mar 2027$75PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
19 Mar 2027$56T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
23 Mar 2027$97Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
26 Mar 2027$62T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
27 Mar 2027$106PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $48.

October 2026From $48Cheapest seen5 departure dates20 Oct · found 4 days agoOpen this trip
November 2026From $578 departure dates17 Nov · found 5 days agoOpen this tripEvery date in November 2026
December 2026From $5812 departure dates15 Dec · found 5 days agoOpen this tripEvery date in December 2026
January 2027From $5911 departure dates28 Jan 2027 · found 5 days agoOpen this tripEvery date in January 2027
February 2027From $696 departure dates18 Feb 2027 · found 4 days agoOpen this trip
March 2027From $5515 departure dates8 Mar 2027 · found 4 days agoOpen this trip
April 2027From $1214 departure dates28 Apr 2027 · found 3 days agoOpen this trip
May 2027From $1202 departure dates11 May 2027 · found yesterdayOpen this trip
June 2027From $1256 departure dates23 Jun 2027 · found yesterdayOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work